.oper, .volume, .circulation {
  background: url("http://s2.music.126.net/style/web2/img/frame/playbar.png?85b7716d71b33b73496dbc182eb9a255") no-repeat; }

.oper {
  position: relative;
  z-index: 10;
  width: 113px;
  padding-left: 13px;
  background-position: -147px -238px;
  float: left;
  margin-top: 8px; }
  .oper .volume, .oper .circulation {
    text-indent: -9999px;
    float: left;
    width: 25px;
    height: 25px;
    margin: 11px 2px 0 0;
    cursor: pointer; }
  .oper .volume {
    background-position: -2px -248px; }
  .oper .circulation {
    background-position: -3px -344px; }
